Taxonomic confusion associated with Combretum Loefling, subgenus Combretum (Combretaceae) resulted in this investigation into the validity of sectional limits within the subgenus in southern Africa. Eight sections, together ...

The aim of this thesis was to describe the structure and dynamics of ant and plant communities in the southern Karoo and to assess mechanisms of species coexistence in ant and plant communities. The role of species ...

Historic photographs have been successfully used to compare landscape change over time. I used photographs taken of the grassland biome during and just after the Anglo-Zulu War (1879) in KwaZulu-Natal (South Africa), which ...

Eighty three of Acocks's sites, originally surveyed about 50
years ago, were resurveyed in 1996 to determine the extent of
grassland change in the humid grasslands of KwaZulu-Natal. Sites
were relocated using 1:10 000 ...

The overall aim of this study was to develop an understanding of the vegetation ecology of
the lower Mkuze River floodplain from a landscape ecology perspective. The lower Mkuze
River floodplain and its associated wetlands ...

Pine plantations have been established on secondary grassland on the dune systems of the
Eastern Shores of Lake St Lucia, KwaZulu-Natal, South Africa for the past 40 years. These
plantations have been progressively felled ...

African animal trypanosomosis is a devastating disease affecting livestock mainly found in sub-Saharan Africa. This disease is known as nagana and is transmitted by the trypanosome parasite from the tsetse fly vector to a ...

Alarm or warning vocalizations are produced by many animals when they detect a potential predator. However little is known about the information contained in these vocalizations. This study investigated the warning ...

A bucket sanitation system is being replaced by waterborne sanitation at an apartheid
created town called Ekuvukeni near Ladysmith in KwaZulu Natal. This study examines the
reasons for upgrading sanitation at Ekuvukeni ...

The changes in plant quality and availability in space and time present a substantial problem to mammalian herbivores. As a result, these herbivores need to alter their foraging behaviour to maximize their energy gain at ...

Wildlife rehabilitation, defined as “providing temporary care to injured, ill and orphaned wild animals with the goal of releasing them back into their natural habitat”, developed in response to the increase in human ...

The bioethanol production industry is faced with hurdles such as uncovering cheap and abundantly available fermentation substrates, as well as yeast strains possessing high ethanol tolerance properties. Cane molasses is a ...

The St. Lucia Estuary, Africa’s largest estuarine lake, is currently experiencing an unprecedented crisis related to freshwater deprivation. This has resulted in a reversed salinity gradient and drastically reduced water ...

The zooplankton communities of the Mdloti and Mhlanga estuaries were studied over a 13-month period (March 2002-March 2003). Monthly daytime samples were collected from both estuaries at the lower, middle and upper reaches ...